<script setup lang="ts">
import { ref } from "vue";

const props = defineProps({
  msg: String,
  title: {
    type: String,
    default: () => "我是标题",
    required: true,
  },
});

const count = ref(0);
const loading = ref(true);

const emits = defineEmits(["childEmitEvt"]);
const aaa = () => {
  emits("childEmitEvt", "父组件方法被调用了");
};
</script>

<template>
  <h1>{{ msg }}</h1>
  <el-icon><ArrowRight /></el-icon>
  <h1>{{ props.title }}</h1>

  <el-button type="primary" @click="aaa"> el-button 按钮 </el-button>

  <p>
    Recommended IDE setup:
    <a href="https://code.visualstudio.com/" target="_blank">VS Code</a>
    +
    <a href="https://github.com/johnsoncodehk/volar" target="_blank">Volar</a>
  </p>

  <p>See <code>README.md</code> for more information.</p>

  <p>
    <a href="https://vitejs.dev/guide/features.html" target="_blank">
      Vite Docs
    </a>
    |
    <a href="https://v3.vuejs.org/" target="_blank">Vue 3 Docs</a>
  </p>

  <button type="button" @click="count++">count is: {{ count }}</button>
  <p>
    Edit
    <code>components/HelloWorld.vue</code> to test hot module replacement.
  </p>
</template>

<style lang="scss" scoped>
a {
  color: #42b983;
}

label {
  margin: 0 0.5em;
  font-weight: bold;
}

code {
  background-color: $color-primary;
  padding: 2px 4px;
  border-radius: 4px;
  color: #304455;
}
</style>
